| 1. | A sulphurous smell came from the laboratory .
实验室传来了硫磺气味。 |
| 2. | Is this the way the lab is usually kept ?
实验室一直都是这个样子吗？ |
| 3. | A laboratory must be kept in good order .
实验室里必须保持井井有条。 |
| 4. | Lab work is dull and repetitious .
实验室里的工作味同嚼蜡翻来覆去。 |
| 5. | Each step can be duplicated in laboratory .
每一步都可在实验室中进行验证。 |
| 6. | Conversely, the universe provides a laboratory .
反过来，宇宙空间也可作为实验室。 |
| 7. | They have been transported to the laboratory for analysis .
它们已被送往实验室分析。 |
| 8. | He would stay for hours at a stretch in the laboratory .
他在实验室里一蹲就是好几个小时。 |
| 9. | New inventions often languish in the laboratory for years .
新的发明都将在实验室里孕育多年。 |
| 10. | A common laboratory source of light is provided by a mercury arc .
通常的实验室光源选用汞弧灯。 |
